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【单选题】
以下行为侵犯专利权的是
A.
己为生产经营目的销售不知道是未经专利权人许可的专利侵权产品
B.
甲在乙的A专利申请之前已制造出A专利，且仅供自己家庭使用
C.
丙仅在科学研究的实验中使用B专利
D.
丁在购买乙的A专利后，转卖给戊
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参考答案：
参考解析：
刷刷题刷刷变学霸
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【单选题】The old idea that child prodigies(神童)'burn themselves' or 'overtax their brains' in the early years, therefore, are prey to failure and (at worst)mental illness is just a myth．As a matter of fact, the...
A.
how many gifted children turned successful when they grew up.
B.
that bright children were unlikely to physically and mentally healthy.
C.
that gifted children were most likely to become bright grown-ups.
D.
that when the bright children grew up, they would become ordinary.
【单选题】利他行为是指（）.
A.
一种对别人有好处的行为
B.
一种自觉自愿的、对别人有好处的行为
C.
一种对别人有好处，没有明显自私动机的行为
D.
一种对别人有好处，没有明显自私动机的、自觉自愿的行为
【单选题】王某和刘某就王某所享有的一项专利权的转让订立了书面合同，该专利权转让何时生效( )
A.
合同签订时生效
B.
当事人意思表示一致时生效
C.
经国务院专利行政部门登记和公告后方能生效
D.
刘某实际掌握该项专利权时生效